2018-02-27 from--https://blog.51cto.com/andyboge/2073420
1、centos6的网卡重启方法:service network restart
centos7的网卡重启方法:systemctl restart network
2、DNS配置文件:cat /etc/resolv.conf
设置主机和IP绑定信息:cat /etc/hosts
设置主机名:cat /etc/hostname
3、可以使用nmtui文本框方式修改IP
4、关闭防火墙并设置开机不启动
查看防火墙状态:systemctl status firewalld.service
关闭:systemctl stop firewalld
开启:systemctl start firewalld
开机自动关闭:systemctl disable firewalld
开机自动启动:systemctl enable firewalld
查看开机是否启动:chkconfig –list|grep network(RHLE6)
5、临时和永久关闭Selinux
临时关闭:
_getenforce
Enforcing
_setenforce 0
setenforce:SELinux is disabled
永久关闭:
_vim /etc/selinux/config